CVE-2023-43492 - CVE House
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Status published Critical CVE-2023-43492

Weintek cMT3000 HMI Web CGI Stack-based Buffer Overflow

Vulnerability Description

In Weintek's cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Hank Chen (PSIRT and Threat Research of TXOne Networks) reported these vulnerabilities to CISA.

References

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Affected Vendor

Affected Software

cMT-FHD, cMT-HDM, cMT3071, cMT3072, cMT3103, cMT3090, cMT3151
Vulnerable Versions:
0

Timeline

Official Publish: October 19th, 2023
Last Modified: January 16th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-121

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact